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3 years ago

9

O atomo constituido de 17 protons, 18 neutrons e 17 eletrons, possui numero atomico e numero de massa igual a: a) 17 e 17 b) 17

e 18 c) 18 e 17 d) 17 e 35 e) 35 e 17

1 answer:

yuradex [85]3 years ago

5 0

A should be correct

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